need help misfire at 50 kph 06 5.3
Thread Starter
CF Beginner
Joined: Apr 2019
Posts: 1
Likes: 0
need help misfire at 50 kph 06 5.3
so i got a 06 gmc with the 5.3 and as soon as i hit 50 and above the check cel starts to flash checked the injectors with a stethascope and everything sounded good any ideas would be helpful !
CF Monarch
Joined: Oct 2017
Posts: 4,605
Likes: 269
From: USA
Have you used an OBD II scan tool on it yet? Some codes might help out a lot. How many miles do you have?
